Tending to display masculine characteristics, such as domineering, fierceness, bravado, etc., in ways that are showily and histrionically tough.
A male llama.
A macho person; a person who tends to display masculine characteristics, such as domineering, fierceness, and bravado.
The striped mullet of California (Mugil cephalus, syn. Mugil mexicanus).
Not masculine; not characteristic of, typical of, or appropriate for a man